Human Sphere, is an extreme sporting adventure, name inflatable zorb ball as well, fairly fashionable and popular in modern entertainment for kids and adults by being rolled down slopes, ramps or walking and riding on grassplot, snowfield, beach, zorbing track, orbit and pool etc. It is a must to confirm zorbing ball conditions fine before playing and to take care of the safety with harnesses well inside, or tying the handle outside on the human sized hamster ball to something fixed with a rope. Then just walk, ride or run it, or stay rolling with the aqua zorb ball for sale, you will feel spinned around in so much fun!